The costs of Fukushima cleanup will end up around $200B, as estimated by the government [1], with some estimates going triple that [2]. What is doing the same

The costs of Fukushima cleanup will end up around $200B, as estimated by the government [1], with some estimates going triple that [2]. What is doing the same thing and expecting different results? [1] https://www.reuters.com/article/us-nuclear-fukushima-costs-idUSKBN13P056 https://www.reuters.com/article/us-nuclear-fukushima-costs-i... [2] https://www.scientificamerican.com/article/clearing-the-radioactive-rubble-heap-that-was-fukushima-daiichi-7-years-on/ https://www.scientificamerican.com/article/clearing-the-radi...